CN102705490B - Reduction gear and end cover thereof - Google Patents
Reduction gear and end cover thereof Download PDFInfo
- Publication number
- CN102705490B CN102705490B CN201210205290.4A CN201210205290A CN102705490B CN 102705490 B CN102705490 B CN 102705490B CN 201210205290 A CN201210205290 A CN 201210205290A CN 102705490 B CN102705490 B CN 102705490B
- Authority
- CN
- China
- Prior art keywords
- end cap
- speed reducer
- mounting groove
- main body
- lamina lucida
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003638 chemical reducing agent Substances 0.000 claims description 55
- 241000408521 Lucida Species 0.000 claims description 31
- 239000012530 fluid Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000010687 lubricating oil Substances 0.000 abstract 3
- 239000003921 oil Substances 0.000 abstract 3
- 239000000314 lubricant Substances 0.000 description 26
- 239000007788 liquid Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 8
- 239000003245 coal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Abstract
The invention discloses an end cover for a reduction gear. The end cover comprises a main body and a mounting part which is fixedly connected with the main body, wherein the middle part of the main body is provided with a mounting slot, the two ends of the mounting slot are close to the edge of the main body, and at least one oil hole is respectively arranged at each of two ends of the bottom of the mounting slot. The end cover further comprises a transparent plate which is fixed at the mounting slot, and an oil channel is arranged on the transparent plate and is communicated with the oil hole. The end cover provided by the invention can visually show the level height of lubricating oil in the reduction gear so that the detection on the level height of the lubricating oil in the reduction gear is simple, convenient and time-saving. The invention further discloses the reduction gear. The reduction gear comprises a box body and the end cover which is arranged on the box body, wherein the end cover corresponds to the end part, in the box body, of a shaft of the reduction gear, and the end cover is provided by the invention. The reduction gear disclosed by the invention can be used to solve problems that an operation for detecting the amount of the lubricating oil in the reduction gear is complex and wastes long time in the prior art.
Description
Technical field
The present invention relates to speed reducer technical field, more particularly, relate to a kind of speed reducer and a kind of end cap for speed reducer.
Background technique
Speed reducer is used for the transmission device of low rotation speed large torque, by motor, internal-combustion engine or other power run up, can be reached the object of deceleration by the gearwheel on its output shaft of gears meshing that the number of teeth on its input shaft is few.
Speed reducer comprises axle and casing, and wherein, casing is provided with end cap corresponding to the end that is positioned at casing with above-mentioned axle, casing is also equipped with the shaft-like oily tooth that can extract.The assembly department that above-mentioned end cap specifically comprises main body and is connected with aforementioned body, wherein, assembly department is provided with for making end cap be assemblied in attachment hole on casing.
When speed reducer adds lubricant oil before work, all closed except oil filler place on casing, by extracting dipstick and checking that size that dipstick infiltrates judges the height of speed reducer inner fluid in prior art, then, regulate follow-up volume read-out according to the height of speed reducer inner fluid.
But in the mode of above-mentioned detection speed reducer inner fluid position, need repeatedly carry out the operation of inserting and extracting dipstick, operating process is loaded down with trivial details, expends time in meanwhile, efficiency of refueling is low.
In addition, because scale is straight rod member, it is extracted and inserts and all requires to have certain free space around speed reducer, and cause above-mentioned metering system cannot be applied to the speed reducer at coal mine inferior less space place, its Applicable scope is little.
In sum, how providing a kind of can, on the basis detecting lubricant oil liquid level height in speed reducer, make easy and simple to handle, and time saving device, be those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of this, the invention provides a kind of end cap that can represent lubricant oil liquid level height in speed reducer intuitively, with make lubricant oil liquid level height in detection speed reducer easy and simple to handle, save time.The present invention also provides a kind of speed reducer applying above-mentioned end cap, to solve in prior art the problem of complicated operation and the length consuming time detecting lubricant oil oil mass in speed reducer.
For achieving the above object, the invention provides following technological scheme:
For an end cap for speed reducer, the assembly department comprising main body and be fixedly connected with described main body, the middle part of described main body is provided with the mounting groove of two ends near its edge, and the two ends of the bottom of described mounting groove are respectively equipped with at least 1 oilhole; Also comprise and be fixed on described mounting groove place, and with representing the lamina lucida of scale of described speed reducer inner fluid height, itself and described main body form oil groove; Described oil groove is communicated with described oilhole.
Preferably, in above-mentioned end cap, also pad is comprised; Described lamina lucida is fixed on described mounting groove place by fixed block, and described pad between described fixed block and described lamina lucida, and is attached on the side of the bottom land described lamina lucida deviating from described mounting groove.
Preferably, in above-mentioned end cap, also comprise the sealing gasket between mounting groove and described lamina lucida.
Preferably, in above-mentioned end cap, described pad is metal gasket, and its shape and size are corresponding with the shape of described lamina lucida and size respectively, and the axial direction be provided with in the middle part of it along described mounting groove is arranged, the strip hole of two ends near its end; Described scale is arranged on described pad along described strip hole.
Preferably, in above-mentioned end cap, on described scale, the value of mid point is zero, and the numerical value of the scale extended to two ends by described mid point be respectively on the occasion of and negative value.
Preferably, in above-mentioned end cap, described scale comprises two scales that the central point along described strip hole is arranged.
Preferably, in above-mentioned end cap, described oil groove is positioned on described lamina lucida.
A kind of speed reducer, comprise casing and be arranged on the end cap on described casing, described end cap is corresponding with the end axle of described speed reducer being positioned at described casing, and described end cap is the end cap in technique scheme described in any one.
Preferably, in above-mentioned speed reducer, described assembly department is provided with attachment hole.
The assembly department that the end cap of speed reducer provided by the invention comprises main body and is fixedly connected with main body, the middle part of main body is provided with the mounting groove of two ends near its edge, and the two ends of the bottom of above-mentioned mounting groove are respectively equipped with at least 1 oilhole; Also comprise the lamina lucida being fixed on mounting groove place, which is provided with the scale that can represent speed reducer inner fluid height, and itself and main body form oil groove; Above-mentioned oil groove is communicated with oilhole.
During application, end cap is arranged on the casing of speed reducer, ensures that mounting groove is vertically arranged simultaneously.When lubricant oil in speed reducer arrives certain altitude, it enters oil groove by the oilhole being positioned at lower end, the liquid level height of the lubricant oil in oil groove is consistent with the liquid level height of lubricant oil in casing all the time, by the liquid level height of lubricant oil in the liquid level height value of lubricant oil in reading oil groove and known casing in oiling process.End cap provided by the invention directly can represent the liquid level height of lubricant oil in casing, eliminates the step extracting and insert dipstick, make lubricant oil liquid level height in detection speed reducer easy and simple to handle, save time, meanwhile, improve the working efficiency adding lubricant oil.
In addition, end cap provided by the invention can represent the liquid level height of lubricant oil in casing intuitively, compared to the mode of infiltration size detecting dipstick in prior art, it, to the free space size no requirement (NR) around speed reducer, is applicable to the speed reducer at coal mine inferior less space place.
The present invention also provides a kind of speed reducer, and comprise casing and be arranged on the end cap on casing, end cap is corresponding, concrete with the end axle of speed reducer being positioned at casing, and above-mentioned end cap is end cap provided by the invention.During assembling, mounting groove is vertically arranged.Speed reducer provided by the invention applies end cap provided by the invention, also has above-mentioned effect, does not repeat them here.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the end cap that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the sectional view of A-A in Fig. 1;
Fig. 3 is the enlarged view of part B in Fig. 2;
The structural representation of the pad that Fig. 4 provides for the embodiment of the present invention;
Wherein, in Fig. 1-Fig. 4:
Pad 101; Mounting hole 102; Main body 103; Assembly department 104; Attachment hole 105; Lamina lucida 201; Oil groove 202; Oilhole 203; Sealing gasket 301;
Embodiment
Embodiments provide a kind of end cap that can represent lubricant oil position in speed reducer intuitively, its make lubricant oil liquid level height in detection speed reducer easy and simple to handle, save time.The embodiment of the present invention also provides a kind of speed reducer applying above-mentioned end cap, and it can solve in prior art the problem of complicated operation and the length consuming time detecting lubricant oil oil mass in speed reducer.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-Fig. 4, the disclosed assembly department 104 comprising main body 103 for the end cap of speed reducer and be connected with main body 103 of the embodiment of the present invention, wherein, the middle part of main body 103 is provided with the mounting groove of two ends near its edge, the two ends of mounting groove are respectively equipped with at least 1 oilhole 203, also comprise the lamina lucida 201 being fixed on mounting groove place, itself and main body 103 form oil groove 202, and above-mentioned oil groove 202 is communicated with oilhole 203.
When applying above-mentioned end cap, end cap is arranged on the casing of speed reducer, ensures that mounting groove is vertically arranged simultaneously.When the lubricant oil added in speed reducer arrives certain altitude, it enters oil groove 202 by the oilhole 203 being positioned at lower end and by the air of oil groove 202 by being positioned at outside oilhole 203 extruding groove of upper end, the liquid level height of the lubricant oil in oil groove 202 is consistent with the liquid level height of lubricant oil in casing all the time, by the liquid level height of lubricant oil in the scale value of the liquid level height of lubricant oil in reading oil groove 202 and known casing in oiling process.The end cap that the embodiment of the present invention provides can represent the liquid level height of lubricant oil in casing intuitively, eliminate the step extracting and insert dipstick, make lubricant oil liquid level height in detection speed reducer easy and simple to handle, save time, meanwhile, improve the working efficiency adding lubricant oil.
In addition, the end cap that the embodiment of the present invention provides can represent the liquid level height of lubricant oil in casing intuitively, compared to the mode of infiltration size detecting dipstick in prior art, it, to the free space size no requirement (NR) around speed reducer, is applicable to the speed reducer at coal mine inferior less space place.
Meanwhile, the end cap that the application embodiment of the present invention provides can make speed reducer save dipstick, without the need to arranging the pilot hole coordinated with dipstick on casing, simplifying the structure of casing, and decreasing the number of the pilot hole on casing, the good leak tightness of casing.
Concrete, in the end cap that above-described embodiment provides, lamina lucida 201 is bonded in mounting groove place or is fixed on mounting groove place by fixed block.When lamina lucida 201 is fixed on mounting groove place by fixed block, be provided with sealing gasket 301 between mounting groove and lamina lucida 201, as shown in Figure 3.Above-mentioned fixing piece can be set to bolt and rivet etc.
Because lamina lucida 201 is generally made up of brittle material, when it is fixed on mounting groove place by fastening piece, the head contact place of itself and fastening piece often cracks even cracked, therefore in order to optimize technique scheme further, the end cap that the present embodiment provides also comprises the pad 101 with mounting hole 102, wherein, pad 101 between fixed block and lamina lucida 201, and is attached on the side of bottom land lamina lucida 201 deviating from mounting groove; Above-mentioned mounting hole 102 is for assembling fastening piece.
Above-mentioned pad 101 can be set to resilient pad, and resilient pad has elastic deformability, deforms when it is subject to the fastening force of fastener head, can the power of buffer function on lamina lucida 201, avoids lamina lucida 201 that crackle and cracked occurs.
Above-mentioned pad 101 can also be set to metallic shim.In assembly process during clinch fastener, the head of fastening piece is directly pressed on metallic shim, metallic shim, by area corresponding with it on pressure dissipation to lamina lucida 201, avoids local pressure on lamina lucida 201 excessive, prevents lamina lucida 201 from cracking or cracked.
Further, during pad 101 concrete employing metallic shim, it is preferably set to shape and size pad corresponding with the shape of lamina lucida 201 and size respectively, need to arrange the strip hole of two ends near its end, and this strip hole is along the axial arranging of mounting groove in the middle part of it; Now, above-mentioned scale is specifically arranged on pad 101, and arranges along strip hole.In the end cap that the present embodiment provides, the strip hole on pad 101 is corresponding with oil groove 202, can represent the liquid level height in oil groove 202 in real time.
Concrete, in the end cap that above-described embodiment provides, the numerical value on scale is vertically arranged.Need ensure that mounting groove is vertically arranged due to during assembling end cap, therefore the bearing of trend of strip hole is vertical direction, ensure that above-mentioned numerical value is vertically arranged, is convenient to check.
Further, in the end cap that above-described embodiment provides, the scale value that the mid point of strip hole is corresponding is 0, the scale value extended to two ends by above-mentioned mid point be respectively on the occasion of and negative value.The mode that the end cap that the present embodiment provides adopts positive and negative values to mark simultaneously makes the numerical value on scale be less number, is convenient to the liquid level height value that workman does a sum orally in box body of speed reducer.
In order to further optimize technique scheme, refer to Fig. 1, in the end cap that the present embodiment provides, above-mentioned scale is set to two, and two scales are along the central point of strip hole, the numerical value namely wherein 1 scale indicated normally is arranged, and the numerical value that another scale indicates is inverted.Speed reducer operationally may be overturn the situation of 180 ° of angles or the angle close to 180 ° along the radial direction of its axle by working condition requirement, now, strip hole overturns 180 ° or close to 180 ° along the radial direction of reductor shaft, is initially inverted numerical value and becomes normal setting, facilitate workman's reading numerical values.
Concrete, in the end cap that above-described embodiment provides, oil groove 202 can be set to the groove on lamina lucida 201, or is set to the groove in main body 103, can also be set to the groove surrounded by the groove on the groove in main body 103 and lamina lucida 201.
The embodiment of the present invention also provides a kind of speed reducer, and it comprises casing and is arranged on the end cap on casing, and this end cap is corresponding, concrete with the end axle of speed reducer being positioned at casing, the end cap that above-mentioned end cap provides for the embodiment of the present invention.During assembling, mounting groove is vertically arranged.The speed reducer that the embodiment of the present invention provides applies the end cap that the embodiment of the present invention provides, and also can obtain the various effects that above-described embodiment provides, not repeat them here.
Concrete, in the speed reducer that above-described embodiment provides, the assembly department 104 of end cap is provided with attachment hole 105, and during assembling, this end cap is fixed on the casing of speed reducer by the fixed block being arranged on above-mentioned attachment hole 105 place.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. the end cap for speed reducer, the assembly department (104) comprising main body (103) and be fixedly connected with described main body (103), it is characterized in that, the middle part of described main body (103) is provided with the mounting groove of two ends near its edge, and the two ends of the bottom land of described mounting groove are respectively equipped with at least 1 oilhole (203); Also comprise and be fixed on described mounting groove place, and with representing the lamina lucida (201) of scale of described speed reducer inner fluid height, itself and described main body (103) form oil groove (202); Described oil groove (202) is communicated with described oilhole (203);
Described end cap also comprises pad (101); Described lamina lucida (201) is fixed on described mounting groove place by fixed block, described pad (101) is positioned between described fixed block and described lamina lucida (201), and be attached on the side on described lamina lucida (201), this side deviates from the bottom land of described mounting groove.
2. end cap according to claim 1, is characterized in that, also comprises the sealing gasket (301) be positioned between described mounting groove and described lamina lucida (201).
3. end cap according to claim 1, it is characterized in that, described pad (101) is metal gasket, its shape and size are corresponding with the shape of described lamina lucida (201) and size respectively, and the axial direction be provided with in the middle part of it along described mounting groove is arranged, the strip hole of two ends near its end; Described scale is arranged on described pad (101) along described strip hole.
4. end cap according to claim 3, is characterized in that, on described scale, the value of mid point is zero, and the numerical value of the scale extended to two ends by described mid point be respectively on the occasion of and negative value.
5. end cap according to claim 3, is characterized in that, described scale comprises two scales that the central point along described strip hole is arranged.
6. end cap according to claim 1, is characterized in that, described oil groove (202) is positioned on described lamina lucida (201).
7. a speed reducer, comprise casing and be arranged on the end cap on described casing, described end cap is corresponding with the end axle of described speed reducer being positioned at described casing, it is characterized in that, described end cap is the end cap described in claim 1-6 any one.
8. speed reducer according to claim 7, is characterized in that, described assembly department (104) is provided with attachment hole (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205290.4A CN102705490B (en) | 2012-06-20 | 2012-06-20 | Reduction gear and end cover thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205290.4A CN102705490B (en) | 2012-06-20 | 2012-06-20 | Reduction gear and end cover thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102705490A CN102705490A (en) | 2012-10-03 |
| CN102705490B true CN102705490B (en) | 2015-07-08 |
Family
ID=46898476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210205290.4A Active CN102705490B (en) | 2012-06-20 | 2012-06-20 | Reduction gear and end cover thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102705490B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449334A (en) * | 2016-06-01 | 2017-12-08 | 五冶集团上海有限公司 | A kind of Multi-function T-shape Sopwith staff |
| CN109538740A (en) * | 2019-01-25 | 2019-03-29 | 卢建光 | A kind of method preparing speed reducer end cap and products thereof and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126008Y (en) * | 2007-12-17 | 2008-10-01 | 南京高速齿轮制造有限公司 | Clean oil mark containing protective cover |
| CN101839346A (en) * | 2010-04-19 | 2010-09-22 | 胡炜 | Oil seal regulating device and reducer provided with regulating device |
| CN201666348U (en) * | 2009-11-26 | 2010-12-08 | 杭州杰牌传动科技有限公司 | Pressed type rubber oil pointer |
| CN202690992U (en) * | 2012-06-20 | 2013-01-23 | 沃德(天津)传动有限公司 | Speed reducer and end cover thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010053010B4 (en) * | 2010-12-02 | 2013-02-07 | Sew-Eurodrive Gmbh & Co. Kg | Gearbox cover and gearbox |
-
2012
- 2012-06-20 CN CN201210205290.4A patent/CN102705490B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126008Y (en) * | 2007-12-17 | 2008-10-01 | 南京高速齿轮制造有限公司 | Clean oil mark containing protective cover |
| CN201666348U (en) * | 2009-11-26 | 2010-12-08 | 杭州杰牌传动科技有限公司 | Pressed type rubber oil pointer |
| CN101839346A (en) * | 2010-04-19 | 2010-09-22 | 胡炜 | Oil seal regulating device and reducer provided with regulating device |
| CN202690992U (en) * | 2012-06-20 | 2013-01-23 | 沃德(天津)传动有限公司 | Speed reducer and end cover thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102705490A (en) | 2012-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102705490B (en) | Reduction gear and end cover thereof | |
| CN103912613A (en) | Wet multi-disc parking brake | |
| CN202690992U (en) | Speed reducer and end cover thereof | |
| CN202091189U (en) | Bidirectional external gear pump | |
| CN106438680A (en) | High-pressure gear pump bearing with sealing structure | |
| CN203505150U (en) | Pole chain saw | |
| CN102213075A (en) | Rotary power head of cosine tooth profile drilling machine | |
| CN202203366U (en) | Shock-resistance pressing machine gear | |
| CN203730767U (en) | Dustproof high-speed-resistant combined oil seal for shaft | |
| CN205013688U (en) | A sealed spacer sleeve for rock drill swing drives cover | |
| CN202137213U (en) | Gear reducer final assemble part for drawbench | |
| CN203717814U (en) | Rack and gear transmission self-lubricating device | |
| CN203161528U (en) | Damping-type automobile transmission oil pump | |
| CN204877588U (en) | Machine oil pointer chi pipe | |
| CN205026065U (en) | Latent oily electric screw bar pump reduction gear with oil storage function | |
| CN105202160A (en) | Mine automobile power take-off (PTO) end cover | |
| CN103382995A (en) | Output shaft seal structure of reducer used for wind power generation | |
| CN203363102U (en) | Output shaft sealing structure of speed reducer for wind power generation | |
| CN2806894Y (en) | Lubricating device for speed reduction gearbox | |
| CN205168183U (en) | Vertical drive arrangement of electric fork -lift with ventilative structure | |
| CN202419103U (en) | Reducing unloading valve used for lubricating system | |
| CN218408525U (en) | High leakproofness skeleton oil blanket | |
| CN204437241U (en) | A kind of gearbox sealing mechanism | |
| CN204212870U (en) | A kind of diesel engine Gear chamber for time setting | |
| CN205578689U (en) | Lubricated oil circuit of built -in combination of derailleur |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300409 82 high tech Avenue, Beichen science and Technology Park, Tianjin Patentee after: WARD TRANSMISSION TECHNOLOGY (TIANJIN) Co.,Ltd. Address before: 300409 82 high tech Avenue, Beichen science and Technology Park, Tianjin Patentee before: WORLD TRANSMISSION TECHNOLOGY (TIANJIN) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Reducer and its end cover Effective date of registration: 20220610 Granted publication date: 20150708 Pledgee: Bank of China Limited Tianjin Hexi sub branch Pledgor: WARD TRANSMISSION TECHNOLOGY (TIANJIN) Co.,Ltd. Registration number: Y2022120000027 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230821 Granted publication date: 20150708 Pledgee: Bank of China Limited Tianjin Hexi sub branch Pledgor: WARD TRANSMISSION TECHNOLOGY (TIANJIN) Co.,Ltd. Registration number: Y2022120000027 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Reducer and its end cover Effective date of registration: 20230828 Granted publication date: 20150708 Pledgee: Bank of China Limited Tianjin Hexi sub branch Pledgor: WARD TRANSMISSION TECHNOLOGY (TIANJIN) Co.,Ltd. Registration number: Y2023120000074 |